Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Pulmonary Function Tests

Pulmonary Function Tests

Pulmonary Function Tests (PFTs)
Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
PFTs involve using a spirometer, a...

Lung Capacity

Lung Capacity

The air in the lungs is measured in volumes and capacities. Lung volume measures reflect the amount of air taken in, released, or left over after a lung function, like a single inhalation. Lung capacity measures are sums of two or more lung volume measures.

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History

Chronic Obstructive Pulmonary Disease-I: Introduction

Chronic Obstructive Pulmonary Disease-I: Introduction

Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.

Respiratory Volumes

Respiratory Volumes

Respiratory volumes are crucial metrics, meticulously measured to quantify the air exchanged in and out of the lungs during various phases of the breathing cycle. These precise measurements are vital for assessing lung function, diagnosing respiratory conditions, and monitoring overall respiratory health. Each parameter provides specific insights into the mechanics of breathing and the functional capacity of the lungs.
Tidal Volume (TV) Tidal volume (TV) is the air inhaled or exhaled in a...

Respiratory Capacities

Respiratory Capacities

Respiratory capacities are crucial indicators of lung function, representing the maximum amount of air an individual's respiratory system can handle during various breathing phases.
One key metric is the Inspiratory Capacity (IC), which represents the maximum amount of air that can be inhaled with full effort. IC is calculated by summing the tidal volume and inspiratory reserve volume, typically ranging from 2.4 to 3.6 liters.
The Functional Residual Capacity (FRC) represents the air in the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Standardising terminology in routine electronic health records for respiratory endpoints: why we still can't agree.

Thorax·2026

Same author

Applying spirometry phenotypes to a longitudinal cohort born very preterm.

BMJ open respiratory research·2026

Same author

ERS technical standard on reference values for cardiopulmonary exercise testing: summary report and a call for action.

The European respiratory journal·2026

Same author

Joint statement from GOLD/GLI regarding the use of spirometry to define airflow obstruction and diagnose COPD.

The European respiratory journal·2026

Same author

Author Reply: 'Is lung function in a race against time?'

Experimental physiology·2026

Same author

Extreme value analysis has the potential to improve spirometry interpretation.

Thorax·2026

Same journal

Pulmonary fibrosis in chILD: bridging the gap.

The Lancet. Respiratory medicine·2026

Same journal

Heterogeneity of severe asthma in Europe: a SHARP-er view.

The Lancet. Respiratory medicine·2026

Same journal

Severe asthma and remission prospects in Europe (SHARP): insights from a multicentre observational study based on the European Severe Asthma Registry.

The Lancet. Respiratory medicine·2026

Same journal

Prevalence and disease trajectories of pulmonary fibrosis of childhood interstitial lung disease: a register-based, multicentre observational study.

The Lancet. Respiratory medicine·2026

Same journal

Correction to Lancet Respir Med 2026; published online May 28. https://doi.org/10.1016/S2213-2600(26)00160-8.

The Lancet. Respiratory medicine·2026

Same journal

Trump Administration sparks furore and resignations over fruit-flavoured vape authorisations.

The Lancet. Respiratory medicine·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Feb 17, 2026

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Published on: February 2, 2024

Standardisation of lung function test interpretation: Global Lung Function Initiative

Sanja Stanojevic¹

¹Translational Medicine, Hospital for Sick Children, Toronto, ON M5G 1X8, Canada; Institute of Health Policy Management and Evaluation, University of Toronto, Toronto, ON, Canada.

The Lancet. Respiratory Medicine

|December 12, 2017

Summary

No abstract available in PubMed .

More Related Videos

A Standardized Method for Measuring Internal Lung Surface Area via Mouse Pneumonectomy and Prosthesis Implantation

A Standardized Method for Measuring Internal Lung Surface Area via Mouse Pneumonectomy and Prosthesis Implantation

Published on: July 26, 2017

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022

Related Experiment Videos

Last Updated: Feb 17, 2026

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Published on: February 2, 2024

A Standardized Method for Measuring Internal Lung Surface Area via Mouse Pneumonectomy and Prosthesis Implantation

A Standardized Method for Measuring Internal Lung Surface Area via Mouse Pneumonectomy and Prosthesis Implantation

Published on: July 26, 2017

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022